大象可以用人类听不到的声音进行交流，其实质是

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大象可以用人类听不到的声音进行交流，其实质是（　　）

A：大象没有发出声波，是根据感觉、眼神进行交流

B：大象语言对人类来说是超声波，人听不见，大象却能听见

C：大象语言对人类来说是次声波，人听不见，大象却能听见

D：人的听觉有问题

上一题下一题 0.0难度选择题更新时间:2017-10-07 10:03:05

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C

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Shanghai	Shanghai Ⅱ	15	3 500/8

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